Industries & Applications

Wind energy

From advanced seal design and compound formulation to bolting technology and foundation support, James Walker is a trusted supplier to the global wind energy industry and, in partnership with the...

Rotary Seals

Button-enquiry Walkersele® radial lip seals - general range
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Our family of high efficiency lip seals for rotary applications is extensively proven worldwide for longterm bearing protection on plant as diverse as rolling mills, gearboxes, marine propulsion systems, process mixers and tunnel boring machines.

Developed constantly over almost 60 years to keep ahead of customers operating conditions, Walkersele® offers many invaluable benefits to users.



They are:

  • Highly cost effective,
  • Available in unlimited sizes,
  • Easy to install and simple to remove,
  • Supplied ex-stock in standard sizes.

Featured Products

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Walkersele® D6

Our most popular design

  • Minimal heat generation and shaft wear.
  • Flexible lip to accommodate shaft eccentricity.
  • Fabric-backed version can be supplied in split form and as Walkersele® OSJ-2 for On-Site Joining.
  • Standard inch and metric sizes ex-stock.
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Walkersele® D8

Developed for marine applications

  • Also recommended for process equipment.
  • Accommodates shaft eccentricity.
  • Maximum service pressure: 150kPa
  • Withstands vibration and shock loads.
  • Fabric-back versions can be supplied in split form and as Walkersele® OSJ-2 for On-Site Joining. 

Full Product Range

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Walkersele® D1

Original design modified for aggressive environments

  • Exceedingly well-proven design of lip seal.
  • Modified Aflas® version now used on dewatering presses at pulp and paper plant.
  • Fabric-backed version available as Walkersele® OSJ-2 for On-Site Joining.
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Walkersele® D1/DL

Alternative design with auxiliary dust-lip

  • Similar to D6/DL - providing simultaneous fluid containment and dirt exclusion. 
  • Alternative profile with dust lip incorporated in overall depth of seal.
  • Fabric-backed version available as Walkersele® OSJ-2 for On-Site Joining. 
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Walkersele® D5

Compact design for limited housing space

  • Very compact seal used where space is limited.
  • Feathered lip needs no spring for efficient operation.
  • Can be supplied with external lip for duties where sealing on inner periphery is impractical.  
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Walkersele® D6

Our most popular design

  • Minimal heat generation and shaft wear.
  • Flexible lip to accommodate shaft eccentricity.
  • Fabric-backed version can be supplied in split form and as Walkersele® OSJ-2 for On-Site Joining.
  • Standard inch and metric sizes ex-stock.
Walkersele_d6dl_profile

Walkersele® D6/DL

For aggressive environments

  • Walkersele® D6 design with dust lip incorporated for simultaneous fluid containment and dirt exclusion.
  • Needs less space than double-seal arrangement.
  • Fabric-backed version available as Walkersele® OSJ-2 for On-Site Joining. 
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Walkersele® D7

Pressure resistant lip seal

  • Flexible and robust lip maintains contact on eccentric shafts.
  • Maximum operating pressure: 400kPa without profiled lip support plate. 
  • Available in self-retaining or plate-retained forms.
  • Fabric-backed version available as Walkersele® OSJ-2 for On-Site Joining.
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Walkersele® D8

Developed for marine applications

  • Also recommended for process equipment.
  • Accommodates shaft eccentricity.
  • Maximum service pressure: 150kPa
  • Withstands vibration and shock loads.
  • Fabric-back versions can be supplied in split form and as Walkersele® OSJ-2 for On-Site Joining. 
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Walkersele® M1

M1 - nitrile (NBR) elastomer

  • Standard material for most Walkersele® applications.
  • Suitable for water and majority of oils and greases.
  • Construction: flexible back of NBR-proofed fabric, lip of NBR.
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Walkersele® M5

M5 - butyl (IIR) elastomer

  • Often specified for its chemical compatibility.
  • Resistant to silicone oils and greases, acids, alkalis, salt solutions, alcohols, glycols... 
  • Construction: flexible back of butyl-proofed fabric, lip of butyl. 
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Walkersele® M6

M6 - nitrile (NBR) elastomer

  • Most popular material for self-retaining seals in open housings.
  • Suitable for use with most oils and greases.
  • Construction: nitrile NBR with steel band encapsulated in its back.
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Walkersele® M8

M8 - fluoroelastomer (FPM/FKM) 

  • High working temperature material for self-retaining seals in open housings.
  • Excellent resistance to lubricating oils, fuels, etc...
  • Construction: fluoroelastomer with steel band located in its back.
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Walkersele® M9

M9 - fluoroelastomer (FPM/FKM)  

  • For high speeds and high working temperatures.
  • Suits housings fitted with retaining plates.
  • Construction: back of fluoroelastomer-proofed synthetic fibre, lip of fluoroelastomer. 
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Walkersele® PTFE Fluolion

Fluolion® (PTFE) material 

  • Suitably approved virgin PTFE for duties in food & chemical processing sectors.
  • Suits housings fitted with retaining plates.
  • Construction: PTFE machined to Walkersele® D6 design.

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